
https://publications.parliament.uk/pa/ld5801/ldselect/ldeucom/248/248.pdf

https://www.fdiintelligence.com/article/79085?utm_campaign=fDi%20Digest%2019.11.20&utm_source=emailCampaign&utm_content=&utm_medium=email

https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/1128537/SME_Handbook_TRA.pdf